Four friends came to an abandoned old factory in Lower Silesia, where their friend disappeared a year ago. While attempting to unravel the mystery of his disappearance, they discovered a terrifying experiment conducted in the factory.（暗无天日）上映情况【暗无天日】先行预告（暗无天日）导演是谁？暗无天日：剧情概要暗无天日：高清下载暗无天日公映范围
